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selftests/mm: skip the hugetlb-madvise tests on unmet hugepage requirements

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Now that run_vmtests.sh does not guarantee that the correct hugepage count
is available, skip the hugetlb-madvise test if the requirements are not
met rather than failing.

Link: https://lkml.kernel.org/r/20240306223714.320681-4-npache@redhat.com
Signed-off-by: Nico Pache <npache@redhat.com>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Nico Pache 2024-03-06 15:37:14 -07:00 committed by Andrew Morton
parent 5a6aa60d18
commit 84d147df13
1 changed files with 2 additions and 1 deletions
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3
tools/testing/selftests/mm/hugetlb-madvise.c
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@ -19,6 +19,7 @@
#include <sys/mman.h> #include <sys/mman.h>
#include <fcntl.h> #include <fcntl.h>
#include "vm_util.h" #include "vm_util.h"
#include "../kselftest.h"
#define MIN_FREE_PAGES 20 #define MIN_FREE_PAGES 20
#define NR_HUGE_PAGES 10 /* common number of pages to map/allocate */ #define NR_HUGE_PAGES 10 /* common number of pages to map/allocate */
@ -78,7 +79,7 @@ int main(int argc, char **argv)
free_hugepages = get_free_hugepages(); free_hugepages = get_free_hugepages();
if (free_hugepages < MIN_FREE_PAGES) { if (free_hugepages < MIN_FREE_PAGES) {
printf("Not enough free huge pages to test, exiting!\n"); printf("Not enough free huge pages to test, exiting!\n");
exit(1); exit(KSFT_SKIP);
} }
fd = memfd_create(argv[0], MFD_HUGETLB); fd = memfd_create(argv[0], MFD_HUGETLB);